What is 420 Day and where did it originate? Your questions answered

Americans are flocking to social media or hanging out with their best "buds" in public spaces

Wednesday to celebrate 420 — an unofficial holiday dedicated to celebrating and smoking marijuana.

According to National Day Calendar, 420 Day is celebrated every year on April 20,

where cannabis producers, consumers and advocates celebrate and smoke marijuana.

Once an unconventional day, the day has become the rallying cry of those who seek to legalize marijuana for medicinal and recreational uses,

While federal law in the United States still classifies cannabis as illegal,

Since the 1970s, people have celebrated the unofficial holiday.

The five students called themselves the "Waldos," which referenced the wall they would sit on at their school.

"Happy 420," XXL magazine posted along with a picture of actor Seth Rogen alongside rappers Snoop Dogg